com.google.gwt.dev.cfg.ConditionWhenLinkerAdded Maven / Gradle / Ivy

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/*
 * Copyright 2010 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.dev.cfg;

import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.thirdparty.guava.common.base.Objects;

/**
 * A condition that is true when the active linkers include the one specified.
 */
@Deprecated
public class ConditionWhenLinkerAdded extends Condition {
  private final String linkerName;

  public ConditionWhenLinkerAdded(String linkerName) {
    this.linkerName = linkerName;
  }

  @Override
  public boolean equals(Object object) {
    if (object instanceof ConditionWhenLinkerAdded) {
      ConditionWhenLinkerAdded that = (ConditionWhenLinkerAdded) object;
      return Objects.equal(this.linkerName, that.linkerName);
    }
    return false;
  }

  @Override
  public int hashCode() {
    return Objects.hashCode(linkerName);
  }

  @Override
  public String toSource() {
    // TODO(stalcup): implement real runtime linker presence detection or else delete this already
    // deprecated class...
    return "false";
  }

  @Override
  public String toString() {
    return "";
  }

  @Override
  protected boolean doEval(TreeLogger logger, DeferredBindingQuery query) {
    return query.getLinkerNames().contains(linkerName);
  }

  @Override
  protected String getEvalAfterMessage(String testType, boolean result) {
    if (result) {
      return "Yes, the requested linker is active";
    } else {
      return "No, the requested linker is not active";
    }
  }

  @Override
  protected String getEvalBeforeMessage(String testType) {
    return toString();
  }
}